import java.util.Scanner;

public class MethodTest5 {
    public MethodTest5() {
    }

    public static void main(String[] args) {
        encryption();
    }

    public static int[] encryption() {
        int[] Array = new int[4];
        Scanner sc = new Scanner(System.in);

        for(int i = 0; i < Array.length; ++i) {
            System.out.println("请输入第" + (i + 1) + "位密码");
            Array[i] = sc.nextInt();
        }

        return Array;
    }

    public static int[] add(int[] Array) {
        for(int i = 0; i < 4; ++i) {
            Array[i] += 5;
        }

        return Array;
    }
}